/* ==========================================================
   INDUS Trading & Contracting — main stylesheet
   Works for English (LTR) and Arabic (RTL) via logical properties
   ========================================================== */
:root{
  --navy-950:#050F1F;
  --navy-900:#07162B;
  --navy-800:#0B1F3A;
  --navy-700:#12305A;
  --blue:#004C95;          /* Indus logo blue */
  --blue-500:#1E6BC2;
  --blue-300:#7FB2EA;
  --concrete:#F2F3F5;
  --concrete-2:#E7EAEE;
  --line:#DCE1E8;
  --ink:#0E1726;
  --text:#2B3545;
  --muted:#5D6878;
  --white:#fff;
  --radius:4px;
  --shadow:0 10px 30px rgba(7,22,43,.12);
  --container:1240px;
  --header-h:84px;
  --f-display:"Barlow Condensed","Arial Narrow",Arial,sans-serif;
  --f-body:"Barlow",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
}
:lang(ar){
  --f-display:"IBM Plex Sans Arabic",Tahoma,Arial,sans-serif;
  --f-body:"IBM Plex Sans Arabic",Tahoma,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--f-body);font-size:17px;line-height:1.65;color:var(--text);background:var(--white);overflow-x:hidden}
:lang(ar) body{font-size:16.5px;line-height:1.85}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue);text-decoration:none}
a:hover{color:var(--blue-500)}
h1,h2,h3,h4{font-family:var(--f-display);color:var(--ink);line-height:1.1;margin:0 0 .5em;font-weight:600}
h1{font-size:clamp(2.4rem,5.2vw,4.4rem);letter-spacing:-.01em}
h2{font-size:clamp(2rem,3.4vw,3rem)}
h3{font-size:1.45rem}
:lang(ar) h1,:lang(ar) h2,:lang(ar) h3,:lang(ar) h4{font-weight:700;line-height:1.35;letter-spacing:0}
:lang(ar) h1{font-size:clamp(2rem,4.2vw,3.5rem)}
:lang(ar) h2{font-size:clamp(1.7rem,2.8vw,2.5rem)}
:lang(ar) h3{font-size:1.25rem}
p{margin:0 0 1em}
ul{padding-inline-start:1.2em}
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:24px}
.sr-only{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:0;transform:translateY(-200%);top:0;background:var(--blue);color:#fff;padding:10px 16px;z-index:999}
.skip:focus{transform:none}

/* ---------- eyebrow / buttons ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:12px;font-family:var(--f-display);font-size:.95rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--blue);margin-bottom:14px}
.eyebrow::before{content:"";width:34px;height:2px;background:currentColor}
:lang(ar) .eyebrow{letter-spacing:0;font-size:1rem}
.on-dark .eyebrow,.eyebrow--light{color:var(--blue-300)}
.btn{display:inline-flex;align-items:center;gap:10px;padding:15px 28px;border-radius:var(--radius);font-family:var(--f-display);font-weight:600;font-size:1.05rem;letter-spacing:.06em;text-transform:uppercase;border:2px solid transparent;cursor:pointer;transition:.25s;line-height:1.1}
:lang(ar) .btn{letter-spacing:0;font-size:1rem}
.btn svg{width:18px;height:18px;transition:transform .25s}
:dir(rtl) .btn svg{transform:scaleX(-1)}
.btn:hover svg{transform:translateX(4px)}
:dir(rtl) .btn:hover svg{transform:scaleX(-1) translateX(4px)}
.btn--primary{background:var(--blue);color:#fff}
.btn--primary:hover{background:var(--blue-500);color:#fff}
.btn--ghost{border-color:rgba(255,255,255,.7);color:#fff}
.btn--ghost:hover{background:#fff;color:var(--navy-800)}
.btn--outline{border-color:var(--blue);color:var(--blue)}
.btn--outline:hover{background:var(--blue);color:#fff}
.btn--white{background:#fff;color:var(--navy-800)}
.btn--white:hover{background:var(--concrete-2);color:var(--navy-800)}
.link-arrow{font-family:var(--f-display);font-weight:600;letter-spacing:.08em;text-transform:uppercase;font-size:.95rem;display:inline-flex;gap:8px;align-items:center}
:lang(ar) .link-arrow{letter-spacing:0}
.link-arrow::after{content:"→";transition:transform .2s}
:dir(rtl) .link-arrow::after{content:"←"}
.link-arrow:hover::after{transform:translateX(4px)}
:dir(rtl) .link-arrow:hover::after{transform:translateX(-4px)}

/* ---------- header ---------- */
.site-header{position:fixed;inset-inline:0;top:0;z-index:100;height:var(--header-h);transition:background .3s,box-shadow .3s}
.site-header .container{height:100%;display:flex;align-items:center;gap:28px;max-width:1400px}
.site-header.is-solid,.site-header.always-solid{background:var(--navy-800);box-shadow:0 2px 20px rgba(0,0,0,.25)}
.brand{flex:none;align-self:flex-start;display:block;width:104px;height:104px;background:var(--blue);box-shadow:0 8px 24px rgba(0,0,0,.25);transition:width .3s,height .3s}
.brand img{width:100%;height:100%}
.site-header.is-solid .brand{width:var(--header-h);height:var(--header-h)}
.nav{margin-inline-start:auto;display:flex;align-items:center;gap:6px}
.nav>ul{list-style:none;margin:0;padding:0;display:flex;align-items:center;gap:2px}
.nav a,.nav .nav-btn{color:#fff;font-family:var(--f-display);font-weight:500;font-size:1.08rem;letter-spacing:.05em;text-transform:uppercase;padding:10px 13px;display:inline-flex;align-items:center;gap:6px;background:none;border:0;cursor:pointer;position:relative}
:lang(ar) .nav a,:lang(ar) .nav .nav-btn{letter-spacing:0;font-size:1rem;font-weight:500}
.nav>ul>li>a::after,.nav>ul>li>.nav-btn::after{content:"";position:absolute;inset-inline:13px;bottom:4px;height:2px;background:var(--blue-300);transform:scaleX(0);transition:transform .25s;transform-origin:left}
.nav>ul>li>a:hover::after,.nav>ul>li>a[aria-current="page"]::after,.nav>ul>li>.nav-btn:hover::after,.nav>ul>li.is-current>.nav-btn::after{transform:scaleX(1)}
.nav .chev{width:12px;height:12px;transition:transform .2s}
.has-sub{position:relative}
.sub{position:absolute;top:100%;inset-inline-start:0;min-width:300px;background:#fff;list-style:none;margin:0;padding:10px 0;box-shadow:var(--shadow);border-top:3px solid var(--blue);opacity:0;visibility:hidden;transform:translateY(8px);transition:.2s}
.has-sub:hover .sub,.has-sub.open .sub,.has-sub:focus-within .sub{opacity:1;visibility:visible;transform:none}
.has-sub:hover .chev,.has-sub.open .chev{transform:rotate(180deg)}
.sub a{color:var(--ink);display:block;padding:9px 22px;text-transform:none;letter-spacing:0;font-family:var(--f-body);font-size:.98rem;font-weight:500}
.sub a:hover,.sub a[aria-current="page"]{background:var(--concrete);color:var(--blue)}
.sub .sub-all{border-top:1px solid var(--line);margin-top:6px;padding-top:12px;color:var(--blue);font-weight:600}
.lang-switch{border:1px solid rgba(255,255,255,.45)!important;border-radius:var(--radius);margin-inline-start:10px;padding:7px 14px!important;font-family:"IBM Plex Sans Arabic",var(--f-display)!important;text-transform:none!important;letter-spacing:0!important}
.lang-switch:hover{background:#fff;color:var(--navy-800)!important}
.lang-switch::after{display:none}
.nav-cta{margin-inline-start:6px}
.nav-cta.btn{padding:11px 20px;font-size:.98rem;color:#fff}
.menu-toggle{display:none;margin-inline-start:auto;background:none;border:0;width:48px;height:48px;cursor:pointer;color:#fff}
.menu-toggle span{display:block;width:26px;height:2px;background:currentColor;margin:6px auto;transition:.25s}
.menu-open .menu-toggle span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.menu-open .menu-toggle span:nth-child(2){opacity:0}
.menu-open .menu-toggle span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

@media (max-width:1180px){
  .nav-cta{display:none}
  .nav a,.nav .nav-btn{padding:10px 10px;font-size:1rem}
}
@media (max-width:1000px){
  :root{--header-h:72px}
  .brand{width:88px;height:88px}
  .menu-toggle{display:block}
  .nav{position:fixed;inset:var(--header-h) 0 0 0;background:var(--navy-900);flex-direction:column;align-items:stretch;padding:18px 24px 40px;overflow-y:auto;transform:translateX(100%);transition:transform .3s;margin:0}
  :dir(rtl) .nav{transform:translateX(-100%)}
  .menu-open .nav{transform:none}
  .nav>ul{flex-direction:column;align-items:stretch}
  .nav>ul>li{border-bottom:1px solid rgba(255,255,255,.08)}
  .nav a,.nav .nav-btn{width:100%;padding:14px 4px;font-size:1.15rem;justify-content:space-between}
  .nav>ul>li>a::after,.nav>ul>li>.nav-btn::after{display:none}
  .sub{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;background:transparent;display:none;padding:0 0 10px}
  .has-sub.open .sub{display:block}
  .has-sub:hover .sub{display:none}.has-sub.open:hover .sub{display:block}
  .sub a{color:#C9D5E6;padding:9px 14px}
  .sub a:hover{background:transparent;color:#fff}
  .sub .sub-all{color:var(--blue-300);border-top-color:rgba(255,255,255,.12)}
  .lang-switch{margin:20px 0 0;justify-content:center!important}
  .nav-cta{display:inline-flex;margin:14px 0 0;justify-content:center}
  body.menu-open{overflow:hidden}
  .site-header.menu-bg{background:var(--navy-800)}
}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:flex-end;color:#fff;overflow:hidden;background:var(--navy-900)}
.hero-slides{position:absolute;inset:0}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity 1.4s ease}
.hero-slide.is-active{opacity:1}
.hero-slide img{width:100%;height:100%;object-fit:cover;transform:scale(1.08);transition:transform 9s linear}
.hero-slide.is-active img{transform:scale(1)}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,15,31,.92) 0%,rgba(7,22,43,.72) 45%,rgba(7,22,43,.25) 100%),linear-gradient(0deg,rgba(5,15,31,.85) 0%,rgba(5,15,31,0) 40%)}
:dir(rtl) .hero::after{background:linear-gradient(270deg,rgba(5,15,31,.92) 0%,rgba(7,22,43,.72) 45%,rgba(7,22,43,.25) 100%),linear-gradient(0deg,rgba(5,15,31,.85) 0%,rgba(5,15,31,0) 40%)}
.hero-inner{position:relative;z-index:2;width:100%;padding-top:calc(var(--header-h) + 80px);padding-bottom:40px}
.hero h1{color:#fff;max-width:860px;text-transform:uppercase;font-weight:600}
:lang(ar) .hero h1{text-transform:none}
.hero h1 em{font-style:normal;color:var(--blue-300)}
.hero-lead{font-size:1.2rem;max-width:620px;color:#D4DDEA;margin-bottom:34px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-nav{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:70px;border-top:1px solid rgba(255,255,255,.2)}
.hero-nav button{background:none;border:0;color:#9FB0C8;text-align:start;padding:16px 0 4px;cursor:pointer;font-family:var(--f-body);font-size:.92rem;position:relative;line-height:1.35}
.hero-nav button b{display:block;color:#fff;font-family:var(--f-display);font-size:1.05rem;letter-spacing:.05em;text-transform:uppercase;font-weight:600}
:lang(ar) .hero-nav button b{letter-spacing:0}
.hero-nav button::before{content:"";position:absolute;top:-1px;inset-inline-start:0;height:3px;width:0;background:var(--blue-300)}
.hero-nav button.is-active::before{animation:prog 7s linear forwards}
@keyframes prog{to{width:100%}}
@media (max-width:760px){.hero-nav{grid-template-columns:repeat(4,1fr);gap:8px}.hero-nav button span,.hero-nav button b{display:none}.hero-nav button{height:22px}}

/* ---------- sections ---------- */
.section{padding:110px 0}
.section--tight{padding:80px 0}
.section--grey{background:var(--concrete)}
.section--navy{background:var(--navy-800);color:#C9D5E6}
.section--navy h2,.section--navy h3{color:#fff}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:54px;flex-wrap:wrap}
.section-head h2{margin:0;max-width:720px}
.section-head p{max-width:520px;margin:0;color:var(--muted)}
.lead{font-size:1.2rem;color:var(--ink)}
@media (max-width:760px){.section{padding:72px 0}.section--tight{padding:56px 0}}

/* stats */
.stats{background:var(--navy-800);color:#fff;position:relative}
.stats .container{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:46px 26px;border-inline-start:1px solid rgba(255,255,255,.1)}
.stat:last-child{border-inline-end:1px solid rgba(255,255,255,.1)}
.stat-num{font-family:"Barlow Condensed",var(--f-display);font-size:clamp(2.6rem,4vw,3.6rem);font-weight:600;color:#fff;line-height:1;direction:ltr;unicode-bidi:isolate;display:inline-block}
.stat-num small{font-size:.5em;color:var(--blue-300);margin-inline-start:4px}
.stat p{margin:10px 0 0;color:#AFC0D6;font-size:.98rem;line-height:1.4}
@media (max-width:860px){.stats .container{grid-template-columns:repeat(2,1fr);padding:0}.stat{border-bottom:1px solid rgba(255,255,255,.1);padding:34px 24px}}

/* intro split */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:70px;align-items:center}
.split--rev .split-media{order:2}
.split-media{position:relative}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius)}
.split-media .badge{position:absolute;inset-inline-end:-24px;bottom:-30px;background:var(--blue);color:#fff;padding:26px 30px;max-width:260px;box-shadow:var(--shadow)}
.split-media .badge b{display:block;font-family:"Barlow Condensed",var(--f-display);font-size:3rem;line-height:1;font-weight:600}
.split-media .badge span{font-size:.95rem;line-height:1.35;display:block;margin-top:6px}
.checks{list-style:none;padding:0;margin:24px 0 32px;display:grid;grid-template-columns:1fr 1fr;gap:10px 24px}
.checks li{position:relative;padding-inline-start:28px;line-height:1.45}
.checks li::before{content:"";position:absolute;inset-inline-start:0;top:.3em;width:16px;height:16px;background:var(--blue);clip-path:polygon(14% 44%,0 59%,39% 100%,100% 18%,85% 4%,38% 68%)}
.checks--one{grid-template-columns:minmax(0,1fr)}
@media (max-width:960px){.split{grid-template-columns:minmax(0,1fr);gap:50px}.split--rev .split-media{order:0}.split-media .badge{inset-inline-end:16px}}
@media (max-width:560px){.checks{grid-template-columns:minmax(0,1fr)}}

/* expertise tiles */
.tiles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}
.tile{position:relative;display:block;aspect-ratio:4/3.1;overflow:hidden;background:var(--navy-700);color:#fff}
.tile img{width:100%;height:100%;object-fit:cover;transition:transform .7s}
.tile::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(5,15,31,.92) 0%,rgba(5,15,31,.35) 55%,rgba(5,15,31,.1) 100%);transition:background .4s}
.tile:hover img{transform:scale(1.07)}
.tile:hover::after{background:linear-gradient(0deg,rgba(0,76,149,.95) 0%,rgba(0,58,115,.75) 60%,rgba(0,58,115,.45) 100%)}
.tile-body{position:absolute;inset-inline:0;bottom:0;padding:28px 30px;z-index:2}
.tile-num{font-family:"Barlow Condensed",sans-serif;color:var(--blue-300);font-weight:600;letter-spacing:.1em;font-size:.95rem}
.tile h3{color:#fff;margin:4px 0 0;font-size:1.65rem;text-transform:uppercase;letter-spacing:.02em}
:lang(ar) .tile h3{text-transform:none;font-size:1.35rem}
.tile p{margin:0;max-height:0;opacity:0;overflow:hidden;color:#E3ECF7;font-size:.98rem;line-height:1.45;transition:max-height .45s,opacity .35s,margin .35s}
.tile:hover p,.tile:focus p{max-height:120px;opacity:1;margin-top:10px}
.tile--graphic{background:var(--navy-700)}
.tile--graphic svg.pattern{position:absolute;inset:0;width:100%;height:100%;transition:transform .7s}
.tile--graphic:hover svg.pattern{transform:scale(1.07)}
@media (max-width:960px){.tiles{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.tiles{grid-template-columns:minmax(0,1fr)}.tile p{max-height:none;opacity:1;margin-top:8px}}

/* project cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.card{background:#fff;display:flex;flex-direction:column;border:1px solid var(--line);transition:box-shadow .3s,transform .3s;height:100%}
.card:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.card-media{aspect-ratio:16/11;overflow:hidden;position:relative;background:var(--concrete-2)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.card:hover .card-media img{transform:scale(1.05)}
.card-tag{position:absolute;top:16px;inset-inline-start:16px;background:var(--blue);color:#fff;font-family:var(--f-display);font-weight:600;font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;padding:6px 11px}
:lang(ar) .card-tag{letter-spacing:0;font-size:.85rem}
.card-body{padding:24px 26px 26px;display:flex;flex-direction:column;flex:1}
.card-body h3{font-size:1.45rem;margin-bottom:8px}
.card-body p{color:var(--muted);font-size:.98rem;margin-bottom:18px;line-height:1.55}
.card-meta{margin-top:auto;padding-top:16px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:10px;align-items:baseline}
.card-meta b{white-space:nowrap;font-family:"Barlow Condensed",var(--f-display);font-size:1.6rem;color:var(--blue);font-weight:600;direction:ltr;unicode-bidi:isolate}
.card-meta span{font-size:.88rem;color:var(--muted);text-align:end}
@media (max-width:960px){.cards{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.cards{grid-template-columns:minmax(0,1fr)}}

/* approvals strip */
.approvals{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);background:#fff}
.approval{padding:34px 30px;border-inline-end:1px solid var(--line)}
.approval:last-child{border-inline-end:0}
.approval .ic{width:52px;height:52px;border-radius:50%;background:var(--concrete);display:grid;place-items:center;color:var(--blue);margin-bottom:18px}
.approval .ic svg{width:26px;height:26px}
.approval h3{font-size:1.3rem;margin-bottom:6px}
.approval p{color:var(--muted);font-size:.95rem;margin:0;line-height:1.5}
@media (max-width:960px){.approvals{grid-template-columns:1fr 1fr}.approval:nth-child(2){border-inline-end:0}.approval:nth-child(-n+2){border-bottom:1px solid var(--line)}}
@media (max-width:560px){.approvals{grid-template-columns:minmax(0,1fr)}.approval{border-inline-end:0;border-bottom:1px solid var(--line)}}

/* clients marquee */
.clients{display:flex;flex-wrap:wrap;gap:12px}
.clients span{border:1px solid var(--line);padding:10px 18px;font-family:var(--f-display);font-weight:600;letter-spacing:.04em;color:var(--navy-700);font-size:1.05rem;background:#fff}
:lang(ar) .clients span{font-family:"Barlow Condensed",sans-serif}

/* CTA band */
.cta-band{background:var(--blue);color:#fff;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset-inline-end:-120px;top:-120px;width:420px;height:420px;border:60px solid rgba(255,255,255,.06);border-radius:50%}
.cta-band .container{display:flex;align-items:center;justify-content:space-between;gap:30px;padding-block:64px;position:relative;flex-wrap:wrap}
.cta-band h2{color:#fff;margin:0 0 6px;font-size:clamp(1.8rem,3vw,2.6rem)}
.cta-band p{margin:0;color:#D6E5F6;max-width:640px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- page header (inner pages) ---------- */
.page-hero{position:relative;min-height:440px;display:flex;align-items:flex-end;color:#fff;background:var(--navy-800);overflow:hidden}
.page-hero>img,.page-hero>svg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.page-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,15,31,.93) 0%,rgba(7,22,43,.7) 55%,rgba(7,22,43,.35) 100%)}
:dir(rtl) .page-hero::after{background:linear-gradient(270deg,rgba(5,15,31,.93) 0%,rgba(7,22,43,.7) 55%,rgba(7,22,43,.35) 100%)}
.page-hero .container{position:relative;z-index:2;padding-top:calc(var(--header-h) + 60px);padding-bottom:56px}
.page-hero h1{color:#fff;max-width:900px;margin-bottom:12px;text-transform:uppercase}
:lang(ar) .page-hero h1{text-transform:none}
.page-hero p{color:#CDD8E7;max-width:680px;font-size:1.15rem;margin:0}
.crumbs{display:flex;gap:10px;flex-wrap:wrap;list-style:none;padding:0;margin:0 0 18px;font-size:.9rem;color:#9FB0C8}
.crumbs a{color:#C9D5E6}
.crumbs a:hover{color:#fff}
.crumbs li+li::before{content:"/";margin-inline-end:10px;color:#6F82A0}

/* ---------- service page ---------- */
.svc-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:70px;align-items:start}
.svc-aside{position:sticky;top:calc(var(--header-h) + 24px);display:flex;flex-direction:column;gap:24px}
.aside-box{background:var(--concrete);padding:28px}
.aside-box h3{font-size:1.2rem;text-transform:uppercase;letter-spacing:.06em;margin-bottom:14px}
:lang(ar) .aside-box h3{text-transform:none;letter-spacing:0}
.aside-nav{list-style:none;margin:0;padding:0}
.aside-nav a{display:flex;justify-content:space-between;padding:11px 0;border-bottom:1px solid var(--line);color:var(--ink);font-weight:500}
.aside-nav a:hover,.aside-nav a[aria-current="page"]{color:var(--blue)}
.aside-nav a[aria-current="page"]{font-weight:700}
.aside-cta{background:var(--navy-800);color:#C9D5E6;padding:30px}
.aside-cta h3{color:#fff;font-size:1.5rem}
.aside-cta .btn{width:100%;justify-content:center;margin-top:8px}
.aside-cta a.tel{color:#fff;font-weight:600;direction:ltr;unicode-bidi:isolate}
.prose h2{font-size:clamp(1.7rem,2.6vw,2.3rem);margin-top:1.4em}
.prose h2:first-child{margin-top:0}
.prose ul{margin:0 0 1.4em}
.prose li{margin-bottom:.45em}
.systems{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:26px 0 40px}
.system{border:1px solid var(--line);padding:24px 24px 20px;border-top:3px solid var(--blue);background:#fff}
.system h3{font-size:1.25rem;margin-bottom:8px}
.system p{margin:0;color:var(--muted);font-size:.97rem;line-height:1.55}
@media (max-width:640px){.systems{grid-template-columns:minmax(0,1fr)}}
.process{counter-reset:step;list-style:none;padding:0;margin:26px 0 40px;display:grid;gap:0}
.process li{counter-increment:step;position:relative;padding:0 0 26px;padding-inline-start:64px;margin:0}
.process li::before{content:counter(step,decimal-leading-zero);position:absolute;inset-inline-start:0;top:-2px;width:44px;height:44px;border:2px solid var(--blue);color:var(--blue);font-family:"Barlow Condensed",sans-serif;font-weight:600;font-size:1.1rem;display:grid;place-items:center}
.process li::after{content:"";position:absolute;inset-inline-start:21px;top:46px;bottom:4px;width:2px;background:var(--line)}
.process li:last-child::after{display:none}
.process b{display:block;color:var(--ink);font-size:1.08rem}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:26px 0 40px}
.gallery a{display:block;aspect-ratio:4/3;overflow:hidden;background:var(--concrete-2);position:relative}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.gallery a:hover img{transform:scale(1.06)}
.gallery figcaption{position:absolute;inset-inline:0;bottom:0;padding:8px 12px;background:linear-gradient(0deg,rgba(5,15,31,.85),transparent);color:#fff;font-size:.82rem;line-height:1.3}
@media (max-width:640px){.gallery{grid-template-columns:repeat(2,1fr)}}
.ref-mini{width:100%;border-collapse:collapse;font-size:.95rem;margin:20px 0 30px}
.ref-mini th,.ref-mini td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:start;vertical-align:top}
.ref-mini th{background:var(--navy-800);color:#fff;font-weight:600;font-size:.88rem;letter-spacing:.04em;text-transform:uppercase}
:lang(ar) .ref-mini th{letter-spacing:0}
.ref-mini td:last-child{white-space:nowrap;font-weight:600;color:var(--blue)}
.note-box{background:var(--concrete);border-inline-start:4px solid var(--blue);padding:22px 26px;margin:26px 0}
@media (max-width:1000px){.svc-layout{grid-template-columns:minmax(0,1fr);gap:50px}.svc-aside{position:static}}

/* services overview list */
.svc-list{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.svc-item{display:flex;flex-direction:column;border:1px solid var(--line);background:#fff;transition:.3s;color:var(--text)}
.svc-item:hover{box-shadow:var(--shadow);transform:translateY(-4px);color:var(--text)}
.svc-item .card-media{aspect-ratio:16/10}
.svc-item .card-body h3{font-size:1.5rem}
.svc-item ul{margin:0 0 18px;padding-inline-start:1.1em;font-size:.95rem;color:var(--muted)}
@media (max-width:960px){.svc-list{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.svc-list{grid-template-columns:minmax(0,1fr)}}

/* ---------- projects page ---------- */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.filters button{border:1px solid var(--line);background:#fff;padding:10px 16px;font-family:var(--f-display);font-weight:600;font-size:.98rem;letter-spacing:.04em;text-transform:uppercase;color:var(--navy-700);cursor:pointer;border-radius:var(--radius)}
:lang(ar) .filters button{letter-spacing:0;font-size:.95rem}
.filters button.is-active,.filters button:hover{background:var(--navy-800);color:#fff;border-color:var(--navy-800)}
.filters button span{opacity:.6;margin-inline-start:6px;font-size:.85em}
.ref-tools{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:16px;flex-wrap:wrap}
.ref-search{position:relative;flex:1;max-width:420px}
.ref-search input{width:100%;padding:13px 16px;padding-inline-start:44px;border:1px solid var(--line);font:inherit;border-radius:var(--radius)}
.ref-search svg{position:absolute;inset-inline-start:14px;top:50%;transform:translateY(-50%);width:18px;height:18px;color:var(--muted)}
.ref-count{color:var(--muted);font-size:.95rem}
.table-wrap{overflow-x:auto;border:1px solid var(--line);background:#fff}
.ref-table{width:100%;border-collapse:collapse;font-size:.95rem;min-width:900px}
.ref-table th{position:sticky;top:0;background:var(--navy-800);color:#fff;text-align:start;padding:14px 16px;font-weight:600;font-size:.86rem;letter-spacing:.06em;text-transform:uppercase}
:lang(ar) .ref-table th{letter-spacing:0;font-size:.92rem}
.ref-table td{padding:13px 16px;border-bottom:1px solid var(--line);vertical-align:top;line-height:1.45}
.ref-table tr:nth-child(even) td{background:#FAFBFC}
.ref-table td.proj{font-weight:600;color:var(--ink)}
.ref-table td.qty{white-space:nowrap;font-weight:700;color:var(--blue)}
.ref-table td .cat{display:inline-block;font-size:.76rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--blue);background:#E8F0FA;padding:2px 8px;margin-top:5px}
:lang(ar) .ref-table td .cat{letter-spacing:0}
.ref-table td.prod{color:var(--muted);font-size:.9rem}
.ref-table [dir=ltr]{unicode-bidi:isolate}
.hidden{display:none!important}

/* ---------- certifications ---------- */
.cert-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.cert{border:1px solid var(--line);padding:34px 32px;background:#fff;position:relative}
.cert::before{content:"";position:absolute;top:0;inset-inline:0;height:4px;background:var(--blue)}
.cert .ic{width:58px;height:58px;background:var(--navy-800);color:#fff;display:grid;place-items:center;margin-bottom:20px}
.cert .ic svg{width:28px;height:28px}
.cert h3{font-size:1.5rem;margin-bottom:4px}
.cert .by{color:var(--blue);font-weight:600;font-size:.95rem;margin-bottom:14px;display:block}
.cert p{color:var(--muted);font-size:.97rem;margin:0}
.scope{background:var(--navy-800);color:#C9D5E6;padding:46px 50px;margin-top:40px;display:grid;grid-template-columns:1fr 1.4fr;gap:40px}
.scope h3{color:#fff;font-size:1.8rem}
.scope ul{columns:2;margin:0;padding-inline-start:1.1em}
.scope li{margin-bottom:8px;break-inside:avoid}
.brands{display:flex;flex-wrap:wrap;gap:14px;margin-top:20px}
.brands span{padding:14px 22px;background:#fff;border:1px solid var(--line);font-family:"Barlow Condensed",sans-serif;font-weight:600;font-size:1.25rem;color:var(--navy-700);letter-spacing:.03em}
.reg-box{display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center;background:var(--concrete);padding:40px 46px;border-inline-start:5px solid var(--blue)}
.reg-box dl{display:grid;grid-template-columns:auto 1fr;gap:8px 24px;margin:14px 0 0}
.reg-box dt{color:var(--muted)}
.reg-box dd{margin:0;font-weight:600;color:var(--ink)}
@media (max-width:960px){.cert-grid{grid-template-columns:1fr 1fr}.scope{grid-template-columns:minmax(0,1fr);padding:36px 28px}.reg-box{grid-template-columns:minmax(0,1fr);padding:30px 26px}}
@media (max-width:620px){.cert-grid{grid-template-columns:minmax(0,1fr)}.scope ul{columns:1}}

/* ---------- equipment ---------- */
.eq-groups{display:grid;gap:60px}
.eq-group h2{font-size:clamp(1.6rem,2.4vw,2.1rem);display:flex;align-items:center;gap:14px}
.eq-group h2 .n{font-family:"Barlow Condensed",sans-serif;color:var(--blue);font-size:.8em}
.eq-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.eq{border:1px solid var(--line);background:#fff;display:flex;flex-direction:column}
.eq-img{aspect-ratio:1;background:#fff;padding:18px;border-bottom:1px solid var(--line)}
.eq-img img{width:100%;height:100%;object-fit:contain}
.eq-img--none{display:grid;place-items:center;background:var(--concrete);color:var(--blue)}
.eq-img--none svg{width:64px;height:64px;opacity:.6}
.eq-body{padding:18px 20px 20px;display:flex;justify-content:space-between;gap:12px;align-items:flex-start;flex:1}
.eq-body h3{font-size:1.15rem;margin:0;font-family:var(--f-body);font-weight:600;line-height:1.35}
.eq-body small{display:block;color:var(--muted);font-size:.88rem;margin-top:4px}
.eq-qty{flex:none;background:var(--navy-800);color:#fff;font-family:"Barlow Condensed",sans-serif;font-weight:600;font-size:1.1rem;padding:4px 10px;white-space:nowrap}
@media (max-width:1000px){.eq-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:720px){.eq-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:440px){.eq-grid{grid-template-columns:minmax(0,1fr)}}

/* ---------- about ---------- */
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid rgba(255,255,255,.12)}
.value{padding:40px 34px 10px 0;border-inline-end:1px solid rgba(255,255,255,.12);padding-inline:0 34px}
.value+.value{padding-inline-start:34px}
.value:last-child{border-inline-end:0}
.value .n{font-family:"Barlow Condensed",sans-serif;color:var(--blue-300);font-size:1rem;font-weight:600;letter-spacing:.1em}
.value h3{font-size:1.7rem;margin:6px 0 12px}
@media (max-width:860px){.values{grid-template-columns:minmax(0,1fr)}.value,.value+.value{padding:30px 0;border-inline-end:0;border-bottom:1px solid rgba(255,255,255,.12)}}
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:20px;position:relative}
.timeline::before{content:"";position:absolute;top:9px;inset-inline:0;height:2px;background:var(--line)}
.tl{position:relative;padding-top:38px;padding-inline-end:24px}
.tl::before{content:"";position:absolute;top:0;inset-inline-start:0;width:20px;height:20px;border-radius:50%;background:#fff;border:4px solid var(--blue)}
.tl b{font-family:"Barlow Condensed",sans-serif;font-size:2.2rem;color:var(--blue);line-height:1;display:block;margin-bottom:8px;font-weight:600}
.tl p{color:var(--muted);font-size:.97rem;margin:0}
@media (max-width:860px){.timeline{grid-template-columns:1fr 1fr;row-gap:36px}}
@media (max-width:520px){.timeline{grid-template-columns:minmax(0,1fr)}}
.org{display:flex;flex-direction:column;align-items:center;gap:0;margin-top:20px}
.org-node{background:var(--navy-800);color:#fff;padding:14px 26px;font-weight:600;text-align:center;min-width:220px}
.org-node--top{background:var(--blue)}
.org-line{width:2px;height:28px;background:var(--line)}
.org-row{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;width:100%;position:relative;padding-top:28px}
.org-row::before{content:"";position:absolute;top:0;inset-inline:12.5%;height:2px;background:var(--line)}
.org-col{display:flex;flex-direction:column;align-items:center;position:relative}
.org-col::before{content:"";position:absolute;top:-28px;width:2px;height:28px;background:var(--line)}
.org-col .org-node{background:#fff;color:var(--ink);border:2px solid var(--navy-800);min-width:0;width:100%}
.org-col ul{list-style:none;padding:14px 0 0;margin:0;text-align:center;color:var(--muted);font-size:.93rem}
.org-col li{padding:4px 0}
.org-foot{margin-top:28px;background:var(--concrete);padding:16px 26px;text-align:center;width:100%;font-weight:600;color:var(--navy-700)}
@media (max-width:760px){.org-row{grid-template-columns:1fr 1fr;row-gap:30px}.org-row::before{display:none}.org-col::before{display:none}}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:60px;align-items:start}
.info-list{list-style:none;margin:28px 0 0;padding:0;display:grid;gap:4px}
.info-list li{display:flex;gap:18px;padding:20px 0;border-bottom:1px solid var(--line)}
.info-list .ic{flex:none;width:48px;height:48px;background:var(--blue);color:#fff;display:grid;place-items:center}
.info-list .ic svg{width:22px;height:22px}
.info-list small{display:block;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;font-size:.8rem;font-weight:600}
:lang(ar) .info-list small{letter-spacing:0;font-size:.85rem}
.info-list a,.info-list span.v{color:var(--ink);font-weight:600;font-size:1.08rem}
.ltr{direction:ltr;unicode-bidi:isolate;display:inline-block}
.form{background:var(--concrete);padding:44px}
.form h2{font-size:2rem}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{margin-bottom:18px}
.field label{display:block;font-weight:600;font-size:.93rem;color:var(--ink);margin-bottom:6px}
.field label .req{color:#C0392B}
.field input,.field select,.field textarea{width:100%;padding:14px 15px;border:1px solid #C9D1DC;background:#fff;font:inherit;font-size:1rem;color:var(--ink);border-radius:var(--radius);transition:border-color .2s,box-shadow .2s}
.field textarea{min-height:150px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--blue);box-shadow:0 0 0 3px rgba(0,76,149,.15)}
.hp{position:absolute;left:0;top:0;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);opacity:0}
.form-note{font-size:.88rem;color:var(--muted);margin:14px 0 0}
.alert{padding:14px 18px;margin-bottom:20px;border-inline-start:4px solid #C0392B;background:#FDECEA;color:#7B241C}
.map{margin-top:0;height:420px;border:0;width:100%;display:block;filter:grayscale(.25)}
@media (max-width:960px){.contact-grid{grid-template-columns:minmax(0,1fr)}.form{padding:30px 22px}.form-row{grid-template-columns:minmax(0,1fr);gap:0}}

/* ---------- footer ---------- */
.site-footer{background:var(--navy-950);color:#93A3BA;font-size:.96rem}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1.2fr 1.3fr;gap:50px;padding:80px 0 60px}
.footer-logo{width:200px;margin-bottom:22px}
.site-footer h4{color:#fff;font-size:1.05rem;text-transform:uppercase;letter-spacing:.12em;margin-bottom:20px}
:lang(ar) .site-footer h4{letter-spacing:0}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:9px}
.site-footer a{color:#C3CEDD}
.site-footer a:hover{color:#fff}
.footer-contact li{display:flex;gap:12px}
.footer-contact svg{width:18px;height:18px;flex:none;margin-top:4px;color:var(--blue-300)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:22px 0;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:.88rem}
@media (max-width:960px){.footer-top{grid-template-columns:1fr 1fr;gap:40px}}
@media (max-width:560px){.footer-top{grid-template-columns:minmax(0,1fr)}}

/* whatsapp */
.wa{position:fixed;inset-inline-end:22px;bottom:22px;z-index:90;width:58px;height:58px;border-radius:50%;background:#25D366;color:#fff;display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.25);transition:transform .2s}
.wa:hover{transform:scale(1.08);color:#fff}
.wa svg{width:30px;height:30px}
.to-top{position:fixed;inset-inline-end:30px;bottom:94px;z-index:89;width:42px;height:42px;background:var(--navy-800);color:#fff;border:0;cursor:pointer;opacity:0;visibility:hidden;transition:.3s;display:grid;place-items:center}
.to-top.show{opacity:1;visibility:visible}
.to-top svg{width:18px;height:18px}

/* lightbox */
.lb{position:fixed;inset:0;background:rgba(5,15,31,.94);z-index:200;display:none;align-items:center;justify-content:center;padding:30px}
.lb.open{display:flex}
.lb img{max-width:min(1100px,100%);max-height:80vh;object-fit:contain}
.lb figcaption{color:#C9D5E6;text-align:center;margin-top:14px}
.lb button{position:absolute;background:none;border:0;color:#fff;font-size:2.4rem;cursor:pointer;padding:10px 18px;line-height:1}
.lb .lb-close{top:14px;inset-inline-end:14px}
.lb .lb-prev{inset-inline-start:10px;top:50%;transform:translateY(-50%)}
.lb .lb-next{inset-inline-end:10px;top:50%;transform:translateY(-50%)}

/* reveal on scroll */
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .8s ease,transform .8s ease}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}html{scroll-behavior:auto}}

/* thank-you / 404 */
.center-page{min-height:72vh;display:flex;align-items:center;background:var(--concrete);padding:calc(var(--header-h) + 60px) 0 80px}
.center-page .box{max-width:680px}
.center-page .big{font-family:"Barlow Condensed",sans-serif;font-size:7rem;color:var(--blue);line-height:1;font-weight:600}

@media (max-width:640px){.ref-mini{font-size:.88rem}.ref-mini th,.ref-mini td{padding:10px 8px}.ref-mini td:last-child{white-space:normal}}